using Shared;
using System;
using System.Collections.Generic;
using System.Text;

namespace HDL_ON.Stan
{
    /// <summary>
    /// 一般的共通逻辑方法
    /// </summary>
    public class HdlCommonLogic
    {
        #region ■ 变量声明___________________________

        /// <summary>
        /// 界面相关的逻辑
        /// </summary>
        private static HdlCommonLogic m_Current;
        /// <summary>
        /// 界面相关的逻辑
        /// </summary>
        public static HdlCommonLogic Current
        {
            get
            {
                if (m_Current == null)
                {
                    m_Current = new HdlCommonLogic();
                }
                return m_Current;
            }
        }

        #endregion

        #region ■ 16进制转化_________________________

        /// <summary>
        /// 将16进制的文本翻译为正常文本
        /// </summary>
        /// <param name="hexText">16进制的文本</param>
        /// <param name="count">以多少个字节为一组</param>
        /// <returns></returns>
        public string TranslateHexadecimalIntoText(string hexText, int count = 2)
        {
            string textValue = string.Empty;
            while (hexText.Length > 0)
            {
                string temp = hexText.Substring(0, count);
                hexText = hexText.Substring(count);
                int value = Convert.ToInt32(temp, 16);
                textValue += ((char)value).ToString();
            }
            return textValue;
        }

        /// <summary>
        /// 将文本翻译为16进制的文本
        /// </summary>
        /// <param name="text">指定文本</param>
        /// <returns></returns>
        public string TranslateTextIntoHexadecimal(string text)
        {
            string textValue = string.Empty;
            foreach (char c in text)
            {
                int value = Convert.ToInt32(c);
                textValue += Convert.ToString(value, 16);
            }
            return textValue;
        }

        #endregion

        #region ■ 加密和解密_________________________

        /// <summary>
        /// 加密密码
        /// </summary>
        /// <param name="keys"></param>
        /// <param name="strPsw"></param>
        /// <returns></returns>
        public string EncryptPassword(string keys, string strPsw)
        {
            try
            {
                if (string.IsNullOrEmpty(strPsw) == true)
                {
                    return strPsw;
                }
                var des = new System.Security.Cryptography.DESCryptoServiceProvider();
                byte[] inputByteArray = Encoding.Default.GetBytes(strPsw);
                des.Key = ASCIIEncoding.ASCII.GetBytes(keys);
                des.IV = ASCIIEncoding.ASCII.GetBytes(keys);
                var ms = new System.IO.MemoryStream();
                var cs = new System.Security.Cryptography.CryptoStream(ms, des.CreateEncryptor(), System.Security.Cryptography.CryptoStreamMode.Write);
                cs.Write(inputByteArray, 0, inputByteArray.Length);
                cs.FlushFinalBlock();
                StringBuilder ret = new StringBuilder();
                foreach (byte b in ms.ToArray())
                {
                    ret.AppendFormat("{0:X2}", b);
                }
                return ret.ToString().ToLower();
            }
            catch { return strPsw; }
        }

        /// <summary>
        /// 解密密码
        /// </summary>
        /// <param name="strPsw"></param>
        /// <returns></returns>
        public string DecryptPassword(string keys, string strPsw)
        {
            try
            {
                if (strPsw == string.Empty)
                {
                    return strPsw;
                }
                var des = new System.Security.Cryptography.DESCryptoServiceProvider();

                byte[] inputByteArray = new byte[strPsw.Length / 2];
                for (int x = 0; x < strPsw.Length / 2; x++)
                {
                    int i = (Convert.ToInt32(strPsw.Substring(x * 2, 2), 16));
                    inputByteArray[x] = (byte)i;
                }

                des.Key = ASCIIEncoding.ASCII.GetBytes(keys);
                des.IV = ASCIIEncoding.ASCII.GetBytes(keys);
                var ms = new System.IO.MemoryStream();
                var cs = new System.Security.Cryptography.CryptoStream(ms, des.CreateDecryptor(), System.Security.Cryptography.CryptoStreamMode.Write);
                cs.Write(inputByteArray, 0, inputByteArray.Length);
                cs.FlushFinalBlock();

                StringBuilder ret = new StringBuilder();

                return System.Text.Encoding.Default.GetString(ms.ToArray());
            }
            catch { return strPsw; }
        }
        #endregion

        #region ■ 时间转换___________________________

        /// <summary>
        /// 将utc时间类型的字符串(这种格式:2019-11-11T11:31:01),转换为本地时间
        /// </summary>
        /// <param name="utcTimeText">utc时间,这种格式:2019-11-11T11:31:01</param>
        /// <returns></returns>
        public DateTime ConvertUtcTimeToLocalTime(string utcTimeText)
        {
            var utcTime = Convert.ToDateTime(utcTimeText);
            return TimeZoneInfo.ConvertTimeFromUtc(utcTime, TimeZoneInfo.Local);
        }

        /// <summary>
        /// 将utc时间类型的字符串(这种格式:1597302318861,13位数),转换为本地时间
        /// </summary>
        /// <param name="utcTimeText">utc时间,这种格式:1597302318861,13位数</param>
        /// <returns></returns>
        public DateTime ConvertUtcTimeToLocalTime2(string utcTimeText)
        {
            DateTime dtStart = new DateTime(1970, 1, 1);
            long lTime = long.Parse(utcTimeText + "0000");
            TimeSpan toNow = new TimeSpan(lTime);
            DateTime utcTime = dtStart.Add(toNow);

            return TimeZoneInfo.ConvertTimeFromUtc(utcTime, TimeZoneInfo.Local);
        }

        /// <summary>
        /// 单纯的将时间类型的字符串(这种格式:1597302318861,13位数),转换时间类型
        /// </summary>
        /// <param name="timeText"></param>
        /// <returns></returns>
        public DateTime ConvertTextToTime(string timeText)
        {
            DateTime dtStart = new DateTime(1970, 1, 1);
            long lTime = long.Parse(timeText + "0000");
            TimeSpan toNow = new TimeSpan(lTime);
            return dtStart.Add(toNow);
        }

        /// <summary>
        /// 转换为日期文本(考虑中英文，返回格式:2021年9月1日(中文情况)  Sept 1,2021(英文))
        /// </summary>
        /// <param name="i_month">月</param>
        /// <param name="i_day">日</param>
        /// <param name="i_year">年(可以省略)</param>
        /// <returns></returns>
        public string ConvertDayText(int i_month, int i_day, int i_year = -1)
        {
            //中文
            if (Language.CurrentLanguage == "Chinese")
            {
                string txt = i_month + Language.StringByID(StringId.month) + i_day + Language.StringByID(StringId.day);
                if (i_year != -1)
                {
                    txt = i_year + Language.StringByID(StringId.Years) + txt;
                }
                return txt;
            }
            //英文
            string yearText = i_year == -1 ? string.Empty : "," + i_year.ToString();
            if (i_month == 1) { return "Jan " + i_day + yearText; }
            if (i_month == 2) { return "Feb " + i_day + yearText; }
            if (i_month == 3) { return "Mar " + i_day + yearText; }
            if (i_month == 4) { return "Apr " + i_day + yearText; }
            if (i_month == 5) { return "May " + i_day + yearText; }
            if (i_month == 6) { return "Jun " + i_day + yearText; }
            if (i_month == 7) { return "Jul " + i_day + yearText; }
            if (i_month == 8) { return "Aug " + i_day + yearText; }
            if (i_month == 9) { return "Sept " + i_day + yearText; }
            if (i_month == 10) { return "Oct " + i_day + yearText; }
            if (i_month == 11) { return "Nov " + i_day + yearText; }
            if (i_month == 12) { return "Dec " + i_day + yearText; }
            return string.Empty;
        }

        /// <summary>
        /// 获取时间的翻译文本
        /// </summary>
        /// <param name="second"></param>
        /// <param name="hourText">小时的文本</param>
        /// <param name="minuText">分的文本</param>
        /// <param name="secondText">秒的文本</param>
        /// <returns></returns>
        public string GetTimeString(int second, string hourText, string minuText, string secondText)
        {
            if (second == 0) { return string.Empty; }

            string timeStr = string.Empty;
            int hour = second / 3600;
            int minu = second % 3600 / 60;
            int sec = second % 60;

            //中文
            if (Language.CurrentLanguage == "Chinese")
            {
                if (hour > 0) { timeStr += hour + hourText; }
                if (minu > 0) { timeStr += minu + minuText; }
                if (sec > 0) { timeStr += sec + secondText; }
            }
            //英文
            else
            {
                if (hour > 0) { timeStr += hour + "h"; }
                if (minu > 0) { timeStr += minu + "min"; }
                if (sec > 0) { timeStr += sec + "s"; }
            }
            return timeStr;
        }

        /// <summary>
        /// 获取月的简写文本(考虑中英文，返回格式:月(中文情况)  Sept.(英文))
        /// </summary>
        /// <param name="i_month">月</param>
        /// <returns></returns>
        public string GetMonthShortText(int i_month)
        {
            //中文
            if (Language.CurrentLanguage == "Chinese")
            {
                return Language.StringByID(StringId.month);
            }
            //英文
            if (i_month == 1) { return "Jan."; }
            if (i_month == 2) { return "Feb."; }
            if (i_month == 3) { return "Mar."; }
            if (i_month == 4) { return "Apr."; }
            if (i_month == 5) { return "May."; }
            if (i_month == 6) { return "Jun."; }
            if (i_month == 7) { return "Jul."; }
            if (i_month == 8) { return "Aug."; }
            if (i_month == 9) { return "Sept."; }
            if (i_month == 10) { return "Oct."; }
            if (i_month == 11) { return "Nov."; }
            if (i_month == 12) { return "Dec."; }
            return string.Empty;
        }

        /// <summary>
        /// 获取小时的文本(中英文)
        /// </summary>
        /// <returns></returns>
        public string GetHourText()
        {
            //中文
            if (Language.CurrentLanguage == "Chinese")
            {
                //小时
                return Language.StringByID(StringId.h);
            }
            //英文
            return "h";
        }

        /// <summary>
        /// 获取分钟的文本(中英文)
        /// </summary>
        /// <returns></returns>
        public string GetMinuteText()
        {
            //中文
            if (Language.CurrentLanguage == "Chinese")
            {
                //分
                return Language.StringByID(StringId.m);
            }
            //英文
            return "min";
        }

        /// <summary>
        /// 获取分钟的文本(中英文)
        /// </summary>
        /// <returns></returns>
        public string GetSecondText()
        {
            //中文
            if (Language.CurrentLanguage == "Chinese")
            {
                //秒
                return Language.StringByID(StringId.s);
            }
            //英文
            return "s";
        }

        #endregion

        #region ■ 系统剪切板_________________________

        /// <summary>
        /// 将文本复制到系统的剪切板
        /// </summary>
        /// <param name="i_text">需要复制进去的东西</param>
        /// <param name="i_msg">复制成功之后,显示的文本,可以为null</param>
        public void SetTextToShearPlate(string i_text, string i_msg)
        {
#if __Android__
            var cm = (Android.Content.ClipboardManager)Application.Activity.GetSystemService(Android.Content.Context.ClipboardService);
            // 将文本内容放到系统剪贴板里。
            cm.Text = i_text;
#endif
            //显示tip消息
            HdlMessageLogic.Current.ShowMassage(ShowMsgType.Tip, i_msg);
        }

        #endregion

        #region ■ 一般方法___________________________

        /// <summary>
        /// 检测日期是否合法
        /// </summary>
        /// <param name="i_year">年</param>
        /// <param name="i_month">月</param>
        /// <param name="i_day">日</param>
        /// <returns></returns>
        public bool CheckDateIsRight(int i_year, int i_month, int i_day)
        {
            if (i_year <= 0) { i_year = DateTime.Now.Year; }

            int two = DateTime.IsLeapYear(i_year) == true ? 29 : 28;
            int[] arry = new int[] { 31, two, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };

            if (i_month < 1 || i_month > 12) { return false; }

            return i_day <= arry[i_month - 1];
        }

        /// <summary>
        /// 检测是否是纯数字
        /// </summary>
        /// <param name="i_text"></param>
        /// <returns></returns>
        public bool CheckIsNumber(string i_text)
        {
            foreach (var c in i_text)
            {
                if (char.IsNumber(c) == false)
                {
                    return false;
                }
            }
            return true;
        }

        /// <summary>
        /// 从一堆文字中,获取这一堆文字里面数字字符串的最长长度
        /// </summary>
        /// <param name="listText"></param>
        /// <returns></returns>
        public int GetNumberMaxLength(List<string> listText)
        {
            int maxLength = 0;
            foreach (var text in listText)
            {
                string value = string.Empty;
                foreach (var c in text)
                {
                    if (char.IsNumber(c) == true)
                    {
                        //数字
                        value += c.ToString();
                        continue;
                    }
                    else if (value != string.Empty)
                    {
                        //判断数字长度
                        if (maxLength <= value.Length)
                        {
                            maxLength = value.Length;
                        }
                        value = string.Empty;
                    }
                }
                //判断数字长度
                if (maxLength <= value.Length)
                {
                    maxLength = value.Length;
                }
            }
            return maxLength;
        }

        #endregion
    }
}